/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once

#include <memory>
#include <optional>
#include <chrono>
#include "vhal_v2_0/VehicleObjectPool.h"
#include "vhal_v2_0/VehicleServer.h"

namespace android::hardware::automotive::vehicle::V2_0::impl {

class GarageModeServerSideHandler {
  public:
    virtual ~GarageModeServerSideHandler() = default;

    virtual void HandleHeartbeat() = 0;
};

std::unique_ptr<GarageModeServerSideHandler> makeGarageModeServerSideHandler(
        IVehicleServer* vehicleServer, VehiclePropValuePool* valueObjectPool,
        const std::string& powerStateMarkerFilePath);

template <class duration_t>
constexpr struct timeval TimeValFromChronoDuration(duration_t duration) {
    using std::micro;
    using std::chrono::duration_cast;
    using std::chrono::microseconds;
    using std::chrono::seconds;
    return {
            .tv_sec = static_cast<time_t>(duration_cast<seconds>(duration).count()),
            .tv_usec = static_cast<suseconds_t>(duration_cast<microseconds>(duration).count() %
                                                micro::den),
    };
}

// True means fd is ready, False means timeout
bool WaitForReadWithTimeout(int fd, struct timeval&& timeout);

// True means fd is ready, False means timeout
template <class duration_t>
bool WaitForReadWithTimeout(int fd, duration_t timeout) {
    return WaitForReadWithTimeout(fd, TimeValFromChronoDuration(timeout));
};

}  // namespace android::hardware::automotive::vehicle::V2_0::impl

